Read full description below:<\/p>\n
Full name:<\/p>\n
Grandstream GXW4248<\/p>\n
Full description:<\/p>\n
Telephone connections
\nGXW4216\/4224\/4232: 16\/24\/32 x RJ11 FXS ports and 1\/1\/2 50-pin connectors
\nTelco GXW4248: 2 50\u2013pin Telco connectors<\/p>\n
Network interfaces
\n1 x 10M\/100M\/1000Mbps RJ45 Port with Automatic Identification<\/p>\n
LED indicators
\nLAN Link, LAN Activity, connection for each phone port<\/p>\n
LCD display
\n128×32 backlit graphic LCD display with multi
\n-language support<\/p>\n
Speech transmission functions in batch mode
\nWindows-based carrier-class line echo cancellation, dynamic
\ndelay oscillation buffer, modem detection and automatic switching
\nto G.711<\/p>\n
Compression of the speech signal G.711, G.723.1, G.726 (40\/32\/24\/16), G.729 A\/B, iLBC<\/p>\n
Fax by IP
\nFax relay of the third group of the standard T.38 with support for data transfer rates
\nup to 14.4 Kbit\/s and automatic switching to G.711 for fax transmission,
\na functional unit for transmitting and receiving data by fax V.17, V.21, V.27ter, V.29
\nfor fax relays of standard T.38<\/p>\n
Phone functions
\nDisplaying or blocking the caller’s number, notification
\nof an incoming call, blind or accompanied call transfer,
\nforwarding, blocking incoming calls, three-way conference call,
\ndialing the last incoming call, search call, LED indicator
\nof an incoming message (NEON LED) and intermittent signal, auto-dial<\/p>\n
Quality of service
\nDiffServ, TOS, 802.1P\/Q VLAN tagging<\/p>\n
Network protocols
\nTCP\/UDP, RTP\/RTCP, HTTP\/HTTPS, ARP, ICMP, DNS, DHCP, NTP, TFTP, TELNET, PPPoE,
\nSTUN, LLDP (expected)<\/p>\n
DTMF method
\nConfigurable DTMF transmission methods, including In-audio, RFC2833, and\/or SIP INFO<\/p>\n
Signal transmission
\nSIP (RFC 3261) over UDP\/TCP\/TLS<\/p>\n
SIP server profiles and accounts for each system
\n4 separate SIP server profiles for each system and separate accounts
\nSIP for each phone port<\/p>\n
Registration
\nTFTP, HTTP, HTTPS, TR069<\/p>\n
Safety
\nSRTP*, TLS\/SIPS, HTTPS (AES-128 encryption for SRTP*, TLS and HTTPS)<\/p>\n
Management
\nSyslog, HTTPS, Web browser, telnet, Voice reminders, TR-069<\/p>\n
Universal power supply
\nGXW4232\/4224\/4216: Output: DC12V, 5 A; Input: 100~240V
\nAC, 50~60Hz; GXW4248: Output: DC24V, 6.25A; Input:
\n100~240 VAC, 50~60Hz<\/p>\n
Characteristics of the surrounding environment
\nOperation: 0\u00b0C ~ 45\u00b0C; Storage: -20\u00b0C ~ 60\u00b0C; Humidity: 10\uff05 ~90% (non
\n-condensing)<\/p>\n
Electrical protection
\nOvervoltage and surge protection (ITU-T K.21 recommendation, basic
\nverification level) <\/p>\n
Physical characteristics
\nDevice Size: 440mm (L) x 255mm (W) x 44mm (H) (1U) (GXW4248)
\n(GXW4216\/4224\/4232)
\nDevice weight: 3.21 kg; package weight: 4.31 kg (GXW4248)<\/p>\n
Installation
\nInstallation on a table and in a rack using front brackets<\/p>\n
Short- and long-range communication
\n2 REN, up to 6000 feet for 24 AWG wire<\/p>\n
The caller’s number
\nBellcore Type 1&2, ETSI, BT, NTT, and DTMF-based CID<\/p>\n
Shutdown methods
\nBusy signal, change\/instability of polarity, current in the circuit<\/p>\n
Compliance with regulatory requirements
\nUS Federal Communications Commission: Part 15 (CFR 47) Class B, Council of Europe:
\nEN55022 Class B, EN55024, EN61000-3-2, EN61000-3-3, EN60950-1, RoHS, C-TICK:
\nAS\/NZS CISPR 22 Class B, AS\/NZS CISPR 24, AS\/NZS 60950, ITU-T K.21 (basic
\nverification level); UL 60950 (power adapter)<\/p>\n
Additional info:<\/p>\n
Grandstream GXW4248 x 50-pin Telco connectors, 1 x 10M\/100\/1000 Mbps auto-sensing RJ45 port, G.711, G. 723, G.726<\/p>","protected":false},"excerpt":{"rendered":"
Telephone connections GXW4216\/4224\/4232: 16\/24\/32 x RJ11 FXS ports and 1\/1\/2 50-pin connectors Telco GXW4248: 2 50\u2013pin Telco connectors Network interfaces 1 x 10M\/100M\/1000Mbps…<\/p>","protected":false},"featured_media":46434,"comment_status":"closed","ping_status":"open","template":"","meta":{"_acf_changed":false},"pwb-brand":[],"product_brand":[716],"product_cat":[1982],"product_tag":[],"class_list":{"0":"post-46433","1":"product","2":"type-product","3":"status-publish","4":"has-post-thumbnail","6":"product_brand-grandstream","7":"product_cat-gateways","8":"pa_dimensions-2766","9":"pa_weight-2016","11":"first","12":"outofstock","13":"taxable","14":"shipping-taxable","15":"purchasable","16":"product-type-simple"},"acf":[],"brands":[],"_links":{"self":[{"href":"https:\/\/mycloud.ge\/ge\/wp-json\/wp\/v2\/product\/46433","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/mycloud.ge\/ge\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/mycloud.ge\/ge\/wp-json\/wp\/v2\/types\/product"}],"replies":[{"embeddable":true,"href":"https:\/\/mycloud.ge\/ge\/wp-json\/wp\/v2\/comments?post=46433"}],"version-history":[{"count":0,"href":"https:\/\/mycloud.ge\/ge\/wp-json\/wp\/v2\/product\/46433\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/mycloud.ge\/ge\/wp-json\/wp\/v2\/media\/46434"}],"wp:attachment":[{"href":"https:\/\/mycloud.ge\/ge\/wp-json\/wp\/v2\/media?parent=46433"}],"wp:term":[{"taxonomy":"pwb-brand","embeddable":true,"href":"https:\/\/mycloud.ge\/ge\/wp-json\/wp\/v2\/pwb-brand?post=46433"},{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/mycloud.ge\/ge\/wp-json\/wp\/v2\/product_brand?post=46433"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/mycloud.ge\/ge\/wp-json\/wp\/v2\/product_cat?post=46433"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/mycloud.ge\/ge\/wp-json\/wp\/v2\/product_tag?post=46433"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}